CVE-2026-0608
Head Meta Data <= 20251118 - Authenticated (Contributor+) Stored Cross-Site Scripting via Post Meta
mediumImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
6.4
CVSS Score
6.4
CVSS Score
medium
Severity
20260105
Patched in
1d
Time to patch
Description
The Head Meta Data plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'head-meta-data' post meta field in all versions up to, and including, 20251118 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS Vector Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:NAttack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Low
Confidentiality
Low
Integrity
None
Availability
Technical Details
Affected versions
<=20251118PublishedJanuary 20, 2026
Last updatedJanuary 20, 2026
Affected pluginhead-meta-data
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